Why won't my Nissan Sylphy start?

[DiGabriella]

The reasons why a Nissan Sylphy won't start may include human operational factors such as a dead battery, empty fuel tank, or incorrect gear position; or vehicle usage issues like improper fuel quality, lack of antifreeze, or excessive carbon buildup. Here are the solutions: 1. Dead battery. This could be caused by leaving headlights on for extended periods or an expired battery lifespan. It's generally recommended to replace the battery every 2 years. 2. Incorrect gear position. For automatic transmission vehicles, the gear must be in P or N position when starting. If placed in R or D position, the car won't start. Some manual transmission vehicles also won't start if the clutch isn't depressed. 3. Fuel quality issues. During repairs, some tanks were found containing water and sludge - using such contaminated fuel will inevitably damage the car. Owners are advised to always refuel at reputable gas stations and can use a gauze filter over the fuel nozzle when traveling to filter impurities. 4. Lack of antifreeze. Some owners use water or inferior antifreeze, which in extremely cold winter conditions can freeze the entire cooling system, crack the engine block, disable the water pump, prevent starting, and damage other engine components.